Home / 19,523.20-26,925.60-15,041.92

Finding the Fourth Proportional to 19,523.20, 26,925.60 and 15,041.92

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Solution

The fourth proportional to 19,523.20, 26,925.60 and 15,041.92 is: 20,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,523.20 : 26,925.60 = 15,041.92 : x
  2. Step 2: Convert to fraction form
    19,523.20/26,925.60 = 15,041.92/x
  3. Step 3: Cross multiply
    19,523.20x = 26,925.60 × 15,041.92
  4. Step 4: Simplify right side
    19,523.20x = 405,012,721.15
  5. Step 5: Solve for x
    x = 405,012,721.15/19,523.20
  6. Step 6: Final answer
    x = 20,745.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.